312224323 has 2 divisors, whose sum is σ = 312224324. Its totient is φ = 312224322.

The previous prime is 312224309. The next prime is 312224347. The reversal of 312224323 is 323422213.

It is a weak prime.

It is an emirp because it is prime and its reverse (323422213) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 312224323 - 2¹⁷ = 312093251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 312224294 and 312224303.

It is not a weakly prime, because it can be changed into another prime (312224303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156112161 + 156112162.

It is an arithmetic number, because the mean of its divisors is an integer number (156112162).

Almost surely, 2^312224323 is an apocalyptic number.

312224323 is a deficient number, since it is larger than the sum of its proper divisors (1).

312224323 is an equidigital number, since it uses as much as digits as its factorization.

312224323 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 22.

The square root of 312224323 is about 17669.8704862260. The cubic root of 312224323 is about 678.4047981072.

Adding to 312224323 its reverse (323422213), we get a palindrome (635646536).

The spelling of 312224323 in words is "three hundred twelve million, two hundred twenty-four thousand, three hundred twenty-three".